Objective To sum the method, complication, quantity of hemorrhage and cure result of endoscopic sinus surgery (ESS) in 72 cases.
目的总结72例内窥镜鼻窦手术的方法、并发症、出血量及疗效。
The effect of elastic modulus of adhesive on the str ess distribution in aluminium alloy single lap joint was investigated using elastic-plastic finite element method(FEM).
运用弹塑性有限元法，研究了胶粘剂弹性模量对含间隙的铝合金单搭接接头上应力分布的影响。
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